cinder/volume/backend/ceph.yml

parameters:
  _param:
    cinder_storage_client_key: ''
  cinder:
    volume:
      message_queue:
        ha_queues: true
      enabled: true
      notification: true
      default_volume_type: standard-iops
      backend:
        ceph:
          type_name: standard-iops
          backend: ceph
          pool: ${_param:cinder_storage_pool}
          engine: ceph
          user: ${_param:cinder_storage_user}
          secret_uuid: ${_param:cinder_storage_secret_uuid}
          client_cinder_key: ${_param:cinder_storage_client_key}
          host: ceph